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EN 1.4903 Stainless Steel vs. CC767S Brass

EN 1.4903 stainless steel belongs to the iron alloys classification, while CC767S brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.4903 stainless steel and the bottom bar is CC767S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 20 to 21
34
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 75
40
Tensile Strength: Ultimate (UTS), MPa 670 to 680
430
Tensile Strength: Yield (Proof), MPa 500
150

Thermal Properties

Latent Heat of Fusion, J/g 270
180
Maximum Temperature: Mechanical, °C 650
120
Melting Completion (Liquidus), °C 1460
840
Melting Onset (Solidus), °C 1420
790
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 26
110
Thermal Expansion, µm/m-K 11
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
32
Electrical Conductivity: Equal Weight (Specific), % IACS 4.0
36

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
23
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 36
47
Embodied Water, L/kg 88
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 650
100
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 24
15
Strength to Weight: Bending, points 22
16
Thermal Diffusivity, mm2/s 7.0
34
Thermal Shock Resistance, points 23
14

Alloy Composition

Aluminum (Al), % 0 to 0.040
0.1 to 0.8
Carbon (C), % 0.080 to 0.12
0
Chromium (Cr), % 8.0 to 9.5
0
Copper (Cu), % 0 to 0.3
58 to 64
Iron (Fe), % 87.1 to 90.5
0 to 0.5
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0.3 to 0.6
0 to 0.5
Molybdenum (Mo), % 0.85 to 1.1
0
Nickel (Ni), % 0 to 0.4
0 to 1.0
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.5
0 to 0.2
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.1
Vanadium (V), % 0.18 to 0.25
0
Zinc (Zn), % 0
32.8 to 41.9